C / C++ / MFC

void IO_scherm_multiinput::OnBnClickedButton1()
{
 BROWSEINFO b = {0};   //fill with zero

 LPTSTR buf=new TCHAR[MAX_PATH];
 _tcscpy(buf, "Undef BE");
 
 int image=-1;
 b.hwndOwner=this->m_hWnd;
[...]. b.pszDisplayName=buf;

 b.ulFlags=BIF_BROWSEINCLUDEFILES;
 LPITEMIDLIST x=SHBrowseForFolder( &b );
 //save the name of the selected item from buf (if you need it)
 delete [] buf;
}

void OnBrowse( void ) 
{
    OPENFILENAME    files = {0};
    char            szBuffer[32000] = {0},
                    szMessage[MAX_PATH],
                    FilePath[MAX_PATH];

    
    files.lStructSize = sizeof(OPENFILENAME);
    files.hwndOwner   = GetSafeHwnd();
    files.lpstrFilter = "All Files (*.*)\0*.*\0";
    files.lpstrFile   = szBuffer;
    files.nMaxFile    = sizeof(szBuffer);
    files.lpstrTitle  = "Select Files";
    files.Flags       = OFN_FILEMUSTEXIST | OFN_HIDEREADONLY | OFN_EXPLORER | OFN_ALLOWMULTISELECT;
    
    if (GetOpenFileName(&files) == TRUE)
    {
        if (files.nFileOffset < lstrlen(szBuffer))
            m_lbFiles.AddString(szBuffer);
        else
        {
            strcpy(FilePath, szBuffer);
            FilePath[files.nFileOffset] = 0;
            while (szBuffer[files.nFileOffset] != 0)
            {
                strcpy(szMessage, FilePath);
                strcat(szMessage, "\\");
                strcat(szMessage, szBuffer + files.nFileOffset);

                m_lbFiles.AddString(szMessage);
                
                files.nFileOffset += (strlen(szBuffer + files.nFileOffset) + 1);
            }
        }
    }
}